1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.history;
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3 |
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4 | import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
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5 | import static org.openstreetmap.josm.tools.I18n.marktr;
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6 | import static org.openstreetmap.josm.tools.I18n.tr;
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7 |
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8 | import java.awt.BorderLayout;
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9 | import java.awt.FlowLayout;
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10 | import java.awt.event.ActionEvent;
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11 | import java.awt.event.KeyEvent;
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12 | import java.awt.event.WindowAdapter;
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13 | import java.awt.event.WindowEvent;
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14 |
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15 | import javax.swing.AbstractAction;
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16 | import javax.swing.JComponent;
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17 | import javax.swing.JDialog;
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18 | import javax.swing.JLabel;
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19 | import javax.swing.JOptionPane;
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20 | import javax.swing.JPanel;
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21 | import javax.swing.KeyStroke;
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22 |
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23 | import org.openstreetmap.josm.Main;
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24 | import org.openstreetmap.josm.data.osm.PrimitiveId;
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25 | import org.openstreetmap.josm.data.osm.history.History;
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26 | import org.openstreetmap.josm.data.osm.history.HistoryDataSet;
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27 | import org.openstreetmap.josm.data.osm.history.HistoryDataSetListener;
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28 | import org.openstreetmap.josm.gui.SideButton;
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29 | import org.openstreetmap.josm.gui.help.ContextSensitiveHelpAction;
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30 | import org.openstreetmap.josm.gui.help.HelpUtil;
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31 | import org.openstreetmap.josm.tools.ImageProvider;
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32 |
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33 | /**
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34 | * This is non-modal dialog, always showing on top, which displays history information
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35 | * about a given {@link org.openstreetmap.josm.data.osm.OsmPrimitive}.
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36 | *
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37 | */
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38 | public class HistoryBrowserDialog extends JDialog implements HistoryDataSetListener{
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39 |
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40 | /** the embedded browser */
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41 | private HistoryBrowser browser;
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42 | private CloseAction closeAction;
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43 | private JLabel titleLabel;
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44 |
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45 | /**
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46 | * displays the title for this dialog
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47 | *
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48 | * @param h the current history
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49 | */
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50 | protected void renderTitle(History h) {
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51 | String title = "";
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52 | switch(h.getEarliest().getType()) {
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53 | case NODE: title = marktr("History for node {0}"); break;
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54 | case WAY: title = marktr("History for way {0}"); break;
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55 | case RELATION: title = marktr("History for relation {0}"); break;
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56 | }
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57 | setTitle(tr(
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58 | title,
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59 | Long.toString(h.getId())
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60 | ));
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61 | }
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62 |
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63 | @Override
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64 | public void setTitle(String title) {
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65 | super.setTitle(title);
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66 | if (titleLabel != null) {
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67 | titleLabel.setText(title);
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68 | }
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69 | }
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70 |
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71 | /**
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72 | * builds the GUI
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73 | */
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74 | protected void build() {
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75 | setLayout(new BorderLayout());
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76 |
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77 | titleLabel = new JLabel();
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78 | titleLabel.setHorizontalAlignment(JLabel.CENTER);
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79 | add(titleLabel, BorderLayout.NORTH);
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80 |
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81 | browser = new HistoryBrowser();
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82 | add(browser, BorderLayout.CENTER);
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83 |
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84 | JPanel pnl = new JPanel();
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85 | pnl.setLayout(new FlowLayout(FlowLayout.CENTER));
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86 |
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87 | SideButton btn = new SideButton(new ReloadAction());
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88 | btn.setName("btn.reload");
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89 | pnl.add(btn);
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90 |
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91 | btn = new SideButton(closeAction = new CloseAction());
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92 | final String closeHistoryBrowserDialogKey = "CloseHistoryBrowserDialog";
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93 | KeyStroke escapeKey = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0, false);
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94 | getRootPane().getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(escapeKey, closeHistoryBrowserDialogKey);
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95 | getRootPane().getActionMap().put(closeHistoryBrowserDialogKey, closeAction);
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96 | btn.setName("btn.close");
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97 | pnl.add(btn);
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98 |
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99 | btn = new SideButton(new ContextSensitiveHelpAction(ht("/Dialog/HistoryBrowser")));
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100 | btn.setName("btn.help");
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101 | pnl.add(btn);
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102 | add(pnl, BorderLayout.SOUTH);
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103 |
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104 | HelpUtil.setHelpContext(getRootPane(), ht("/Dialog/HistoryBrowser"));
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105 | }
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106 |
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107 | /**
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108 | * Constructs a new {@code HistoryBrowserDialog}.
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109 | *
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110 | * @param history the history to be displayed
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111 | */
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112 | public HistoryBrowserDialog(History history) {
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113 | super(JOptionPane.getFrameForComponent(Main.parent), false);
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114 | build();
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115 | setHistory(history);
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116 | renderTitle(history);
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117 | pack();
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118 | if (getInsets().top > 0) {
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119 | titleLabel.setVisible(false);
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120 | }
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121 | HistoryDataSet.getInstance().addHistoryDataSetListener(this);
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122 | addWindowListener(new WindowClosingAdapter());
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123 | }
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124 |
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125 | /**
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126 | * Sets the current history.
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127 | * @param history
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128 | */
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129 | protected void setHistory(History history) {
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130 | browser.populate(history);
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131 | }
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132 |
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133 | /**
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134 | * Removes this history browser model as listener for data change and layer change events.
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135 | */
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136 | public void unlinkAsListener() {
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137 | getHistoryBrowser().getModel().unlinkAsListener();
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138 | }
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139 |
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140 | /* ---------------------------------------------------------------------------------- */
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141 | /* interface HistoryDataSetListener */
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142 | /* ---------------------------------------------------------------------------------- */
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143 | @Override
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144 | public void historyUpdated(HistoryDataSet source, PrimitiveId primitiveId) {
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145 | if (primitiveId == null || primitiveId.equals(browser.getHistory().getPrimitiveId())) {
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146 | browser.populate(source.getHistory(browser.getHistory().getPrimitiveId()));
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147 | }
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148 | }
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149 |
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150 | @Override
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151 | public void historyDataSetCleared(HistoryDataSet source) {
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152 | closeAction.run();
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153 | }
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154 |
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155 |
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156 | class CloseAction extends AbstractAction {
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157 | public CloseAction() {
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158 | putValue(NAME, tr("Close"));
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159 | putValue(SHORT_DESCRIPTION, tr("Close the dialog"));
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160 | putValue(SMALL_ICON, ImageProvider.get("ok"));
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161 | }
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162 |
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163 | public void run() {
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164 | getHistoryBrowser().getModel().unlinkAsListener();
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165 | HistoryDataSet.getInstance().removeHistoryDataSetListener(HistoryBrowserDialog.this);
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166 | HistoryBrowserDialogManager.getInstance().hide(HistoryBrowserDialog.this);
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167 | }
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168 |
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169 | @Override
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170 | public void actionPerformed(ActionEvent e) {
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171 | run();
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172 | }
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173 | }
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174 |
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175 | class ReloadAction extends AbstractAction {
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176 | public ReloadAction() {
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177 | putValue(NAME, tr("Reload"));
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178 | putValue(SHORT_DESCRIPTION, tr("Reload the history from the server"));
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179 | putValue(SMALL_ICON, ImageProvider.get("dialogs", "refresh"));
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180 | }
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181 |
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182 | @Override
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183 | public void actionPerformed(ActionEvent e) {
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184 | HistoryLoadTask task = new HistoryLoadTask();
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185 | task.add(browser.getHistory());
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186 | Main.worker.submit(task);
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187 | }
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188 | }
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189 |
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190 | class WindowClosingAdapter extends WindowAdapter {
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191 | @Override
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192 | public void windowClosing(WindowEvent e) {
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193 | closeAction.run();
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194 | }
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195 | }
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196 |
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197 | /**
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198 | * Replies the history browser.
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199 | * @return the history browser
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200 | */
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201 | public HistoryBrowser getHistoryBrowser() {
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202 | return browser;
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203 | }
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204 | }
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